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by jomala
Mon Aug 10, 2009 9:24 am UTC
Forum: Individual XKCD Comic Threads
Topic: 0620: "Wings"
Replies: 141
Views: 35752

Re: "Wings" Discussion

This is a bricklayer's accident report, which I think has relevance (even if its apparently apocryphal and dates back over 100 years). "Dear Sir I am writing in response to your request for additional information in Block 3 of the accident report form. I put "poor planning" as the cau...
by jomala
Fri Aug 07, 2009 9:50 am UTC
Forum: Individual XKCD Comic Threads
Topic: 0620: "Wings"
Replies: 141
Views: 35752

Re: "Wings" Discussion

I hesitate to say this, but I don't get the physics either, and I think I should! My calc suggests that (for the sake of argument and simple maths) a 100kg man is roughly the density of water and therefore occupies 0.1 cubic meters, and therefore weighs roughly 1000N in a vacuum and gets 1N back fro...

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